Home / 26,767.86-40,152.44-8,998.78

Finding the Fourth Proportional to 26,767.86, 40,152.44 and 8,998.78

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Solution

The fourth proportional to 26,767.86, 40,152.44 and 8,998.78 is: 13,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,767.86 : 40,152.44 = 8,998.78 : x
  2. Step 2: Convert to fraction form
    26,767.86/40,152.44 = 8,998.78/x
  3. Step 3: Cross multiply
    26,767.86x = 40,152.44 × 8,998.78
  4. Step 4: Simplify right side
    26,767.86x = 361,322,974.02
  5. Step 5: Solve for x
    x = 361,322,974.02/26,767.86
  6. Step 6: Final answer
    x = 13,498.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.